Fix chat type persistence and board flow

etc/servers/work-server/src/services/chat-service.ts

@@ -1041,11 +1041,25 @@ function collectCodexTextFragments(value: unknown): string[] {
   return Object.values(record).flatMap((item) => collectCodexTextFragments(item));
 }
 
+function extractCompletedAgentMessageText(item: unknown) {
+  if (!item || typeof item !== 'object') {
+    return '';
+  }
+
+  const record = item as Record<string, unknown>;
+
+  if (record.type !== 'agent_message') {
+    return '';
+  }
+
+  return collectCodexTextFragments(record.text ?? record.content ?? record.message).join('');
+}
+
 export function extractCodexStreamText(parsed: Record<string, unknown>) {
   const type = typeof parsed.type === 'string' ? parsed.type : '';
 
   if (type === 'item.completed') {
-    const completedText = collectCodexTextFragments(parsed.item).join('');
+    const completedText = extractCompletedAgentMessageText(parsed.item);
     return {
       type,
       completedText,
@@ -3186,9 +3200,19 @@ export class ChatService {
       });
 
     const progressMessages = buildProgressMessages(request.text);
-    let progressIndex = 0;
+    let progressIndex = progressMessages.length > 1 ? 1 : 0;
+    let lastProgressMessage = progressMessages[0] ?? '';
     let progressTimer: ReturnType<typeof setInterval> | null = setInterval(() => {
       const nextMessage = progressMessages[Math.min(progressIndex, progressMessages.length - 1)];
+
+      if (!nextMessage || nextMessage === lastProgressMessage) {
+        if (progressIndex >= progressMessages.length - 1) {
+          stopProgressTimer();
+        }
+        return;
+      }
+
+      lastProgressMessage = nextMessage;
       chatRuntimeService.appendLog(request.requestId, nextMessage);
       appendActivityLine(`# 진행: ${nextMessage}`);
 
@@ -3199,6 +3223,8 @@ export class ChatService {
 
       if (progressIndex < progressMessages.length - 1) {
         progressIndex += 1;
+      } else {
+        stopProgressTimer();
       }
     }, 2200);